Back to results
US 2020/0347778 A1Published application
Wave washer and variable-flow-rate valve
AssigneesIHI Corporation, Chuo Hatsujo Kabushiki Kaisha
InventorsYuichiro AKIYAMA, Satoshi OHTANI, Naotada UEDA, Michihiko TANIGAKI, Hideki TOYA
Life of this patent
Estimating the term…
Abstract
A wave washer according to an aspect of the present disclosure includes an annular body which is formed around an axis into a wave shape and at least one protruding piece which protrudes inward or outward from the body. The at least one protruding piece includes a flat surface which is perpendicular to the axis.
Claims12
-11. (canceled)
A wave washer comprising:
- an annular body which is formed around an axis into a wave shape;
- and
- at least one protruding piece which protrudes inward or outward from the body,
- wherein the at least one protruding piece includes a flat surface which is perpendicular to the axis.
1 more element
The wave washer according to claim 11,
- wherein the body is formed in a wave shape between a first plane which is perpendicular to the axis and a second plane which is perpendicular to the axis and is separated from the first plane in the axial direction, and
- wherein the at least one protruding piece includes at least one first protruding piece which extends along the first plane and includes the flat surface formed on a side opposite to the second plane in the axial direction and at least one second protruding piece which extends along the second plane and includes the flat surface formed on a side opposite to the first plane in the axial direction.
Dependencies are inferred from the claim text.